On 03.01.2017 18:40, Ryo ONODERA wrote:
> Hi,
>
> Recent NetBSD/amd64 kernel panics with the following message
> (manually transcripted).
> Could anyone investigate this?
> Thank you.
>
> stack overflow detected: terminated
> fatal breakpoint trap in supervisor mode
> trap type 1 code 0 rip ffffffff80115455 cs 8 rflag 246 cr2 79b90fe688f0 ilevel 4 rsp fffffe810e688a70
> curlwp0xfffffe8220f32460 pid 0.3lowes kstack 0xfffffe810e6852c0
> Stopped in pid 0.3 (system) at netbsd:breakpoint+0x05: leave
> db{0}> bt
> breakpoint() at netbsd:breakpoint+0x05
> vpanic() at netbsd:vpanic+0x140
> snprintf() at netbsd:snprintf
> ssp_init() at netbsd:ssp_init
> tcp_output() at netbsd:tcp_output+0x246e
> tcp_input() at netbsd:tcp_input+0x111e
> tcp6_input() at netbsd:tcp6_input+0x49
> ip6_input() at netbsd:ip6_input+0x724
> ip6intr() at netbsd:ip6intr+0x71
> softint_dispatch() at netbsd:softint_dispatch+0xda
> db{0}>
>
> --
> Ryo ONODERA // ryo_on%yk.rim.or.jp@localhost
> PGP fingerprint = 82A2 DC91 76E0 A10A 8ABB FD1B F404 27FA C7D1 15F3
>
I've just reproduced it locally:
panic: stack overflow detected; terminated
cpu0: Begin traceback...
vpanic() at netbsd:vpanic+0x140
snprintf() at netbsd:snprintf
ssp_init() at netbsd:ssp_init
tcp_output() at netbsd:tcp_output+0x246e
tcp_input() at netbsd:tcp_input+0x111e
ipintr() at netbsd:ipintr+0xa46
softint_dispatch() at netbsd:softint_dispatch+0xda
DDB lost frame for netbsd:Xsoftintr+0x4f, trying 0xfffffe813a2c7ff0
Xsoftintr() at netbsd:Xsoftintr+0x4f
--- interrupt --
It happened when fetching pkgsrc distfiles.
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